Safety lamp



FIG. 1 is a perspective view of a safety lamp showing my present design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines shown in the drawings are for the purpose of illustrating portions of the safety lamp, and form no part of the claimed design. 

CLAIM The ornamental design for a safety lamp, as shown and described. 